Answer:
1 Lawn per 3 Hours
Step-by-step explanation:
In 'Lawns : Hours' the work that she has done = 4 : 12 = 1 : 3
With this workout, we can conclude that Maya mowed 1 Lawn every 3 Hours.
Answer:
Combination
Step-by-step explanation:
Permutation is likely used more for lists/ordered things.
Combination is used more for groups.
Since we are trying to elect a group of people (president, vice president, and secretary) out of 205 students, we use combination.
Im not sure if this is right but all you have to do is divide $150,000 among Juan, Felix and Sasha
Answer:
x = 12
Step-by-step explanation:
Original equation:
30(30 - x) = 540
Use distributive property
30 · 30 = 900
30 · (-x) = -30x
Plug these values back into the equation
900 - 30x = 540
Subtract 900 from both sides
-30x = -360
Divide both sides by -30
x = 12
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